Home / 90,424.65-124,793.53-50,151.39

Finding the Fourth Proportional to 90,424.65, 124,793.53 and 50,151.39

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Solution

The fourth proportional to 90,424.65, 124,793.53 and 50,151.39 is: 69,213.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,424.65 : 124,793.53 = 50,151.39 : x
  2. Step 2: Convert to fraction form
    90,424.65/124,793.53 = 50,151.39/x
  3. Step 3: Cross multiply
    90,424.65x = 124,793.53 × 50,151.39
  4. Step 4: Simplify right side
    90,424.65x = 6,258,568,399.15
  5. Step 5: Solve for x
    x = 6,258,568,399.15/90,424.65
  6. Step 6: Final answer
    x = 69,213.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.